Corner bead



FIG. 1 is a perspective view of a corner bead;

FIG. 2 is a front view of the corner bead of FIG. 1;

FIG. 3 is a side view of the corner bead of FIG. 1;

FIG. 4 is a top view of the corner bead of FIG. 1; and,

FIG. 5 is a bottom view of the corner bead of FIG. 1. 

CLAIM I claim the ornamental design for a corner bead, as shown and described. 